30. If the value of n is greater than 1, is the velocity
less than or greater than the speed o...
Physics, 11.03.2021 20:30 carolynhstevens
30. If the value of n is greater than 1, is the velocity
less than or greater than the speed of light in a
vacuum?
(Talking abt refraction)
Answers: 2
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What is the maximum acceleration of the wing tips, in units of g?
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Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
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What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
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Computers and Technology, 14.09.2019 02:30
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